From e8df221a8d49286f383a6cdb5dab64e6c361e25f Mon Sep 17 00:00:00 2001
From: Jim Liu <hldh214@Gmail.com>
Date: Wed, 15 Feb 2017 12:22:58 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=20WHERE=20IN=20/=20NOT=20IN?=
 =?UTF-8?q?=20=E5=9E=8B=E6=9F=A5=E8=AF=A2=E6=9D=A1=E4=BB=B6=E4=B8=BA?=
 =?UTF-8?q?=E7=A9=BA=E5=AF=BC=E8=87=B4=E7=9A=84=20sql=20=E8=AF=AD=E6=B3=95?=
 =?UTF-8?q?=E9=94=99=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 library/think/db/Builder.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/think/db/Builder.php b/library/think/db/Builder.php
index 56665527..5097016d 100644
--- a/library/think/db/Builder.php
+++ b/library/think/db/Builder.php
@@ -379,7 +379,7 @@ abstract class Builder
                 } else {
                     $zone = implode(',', $this->parseValue($value, $field));
                 }
-                $whereStr .= $key . ' ' . $exp . ' (' . $zone . ')';
+                $whereStr .= $key . ' ' . $exp . ' (' . (empty($zone) ? "''" : $zone) . ')';
             }
         } elseif (in_array($exp, ['NOT BETWEEN', 'BETWEEN'])) {
             // BETWEEN 查询